{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["entity destination", "entity origin", "message topic", "product producer"], "input": "in developing countries four-fifths of all the illnesses are caused by water-borne diseases , with diarrhoea being the leading cause of childhood death ."}
{"entity destination": [], "entity origin": [], "message topic": [], "product producer": []}